pokered/home/npc_movement.asm

66 lines
1.5 KiB
NASM

; not zero if an NPC movement script is running, the player character is
; automatically stepping down from a door, or joypad states are being simulated
IsPlayerCharacterBeingControlledByGame::
ld a, [wNPCMovementScriptPointerTableNum]
and a
ret nz
ld a, [wMovementFlags]
bit BIT_EXITING_DOOR, a
ret nz
ld a, [wStatusFlags5]
and 1 << BIT_SCRIPTED_MOVEMENT_STATE
ret
RunNPCMovementScript::
ld hl, wMovementFlags
bit BIT_STANDING_ON_DOOR, [hl]
res BIT_STANDING_ON_DOOR, [hl]
jr nz, .playerStepOutFromDoor
ld a, [wNPCMovementScriptPointerTableNum]
and a
ret z
dec a
add a
ld d, 0
ld e, a
ld hl, .NPCMovementScriptPointerTables
add hl, de
ld a, [hli]
ld h, [hl]
ld l, a
ldh a, [hLoadedROMBank]
push af
ld a, [wNPCMovementScriptBank]
ldh [hLoadedROMBank], a
ld [MBC1RomBank], a
ld a, [wNPCMovementScriptFunctionNum]
call CallFunctionInTable
pop af
ldh [hLoadedROMBank], a
ld [MBC1RomBank], a
ret
.NPCMovementScriptPointerTables
dw PalletMovementScriptPointerTable
dw PewterMuseumGuyMovementScriptPointerTable
dw PewterGymGuyMovementScriptPointerTable
.playerStepOutFromDoor
farjp PlayerStepOutFromDoor
EndNPCMovementScript::
farjp _EndNPCMovementScript
DebugPressedOrHeldB:: ; dummy except in _DEBUG
; This is used to skip Trainer battles, the
; Safari Game step counter, and some NPC scripts.
IF DEF(_DEBUG)
ld a, [wStatusFlags6]
bit BIT_DEBUG_MODE, a
ret z
ldh a, [hJoyHeld]
bit BIT_B_BUTTON, a
ret nz
ldh a, [hJoyPressed]
bit BIT_B_BUTTON, a
ENDC
ret